Diagnosing With The Leds; Led Patterns For General Switch Troubleshooting - HP 2530-24 Installation And Getting Started Manual

Troubleshooting

Diagnosing with the LEDs

4-4
Diagnosing with the LEDs
Table 4-1 shows LED patterns on the switch that indicate problem conditions
for general switch operation troubleshooting.
Table 4-2 shows LED patterns that indicate problem conditions for PoE
troubleshooting.

LED patterns for General Switch Troubleshooting

1. Check in the table for the LED pattern you see on your switch.
2. Refer to the corresponding diagnostic tip on the next few pages.
Table 4-1. LED Error Indicators
LED Pattern Indicating Problems
Power Fault
1
Off with
power cord
plugged in
On Prolonged On Prolonged On
2
On Flashing
2
On Flashing
2
On Flashing
On Off
On Off
1
This LED is not important for the diagnosis.
2
The flashing behavior is an on/off cycle once every 1.6 seconds, approximately.
Test Fan
1 1
1
2
1
Flashing
2
Off Flashing
2
1
Flashing
1
Off
1
Off On, but the port is not
Port Link LED
Diagnostic
Tips
➊
1
➋
1
➌
1
➍
1
2
➎
Flashing
➏
Off with cable
connected
➐
communicating